155588264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1109}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 335664000

約数和(自身を除く): 180075736

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 71, 76, 104, 142, 152, 247, 284, 494, 568, 923, 988, 1109, 1349, 1846, 1976, 2218, 2698, 3692, 4436, 5396, 7384, 8872, 10792, 14417, 17537, 21071, 28834, 35074, 42142, 57668, 70148, 78739, 84284, 115336, 140296, 157478, 168568, 273923, 314956, 547846, 629912, 1023607, 1095692, 1496041, 2047214, 2191384, 2992082, 4094428, 5984164, 8188856, 11968328, 19448533, 38897066, 77794132, 155588264]

約数ペア:

[(1, 155588264), (2, 77794132), (4, 38897066), (8, 19448533), (13, 11968328), (19, 8188856), (26, 5984164), (38, 4094428), (52, 2992082), (71, 2191384), (76, 2047214), (104, 1496041), (142, 1095692), (152, 1023607), (247, 629912), (284, 547846), (494, 314956), (568, 273923), (923, 168568), (988, 157478), (1109, 140296), (1349, 115336), (1846, 84284), (1976, 78739), (2218, 70148), (2698, 57668), (3692, 42142), (4436, 35074), (5396, 28834), (7384, 21071), (8872, 17537), (10792, 14417)]